Weather on March 15 at Glacier

Glacier National Park

MTRocky Mountain4,500 ft elevation
Avg High46°F
Avg Low26°F
Warmest197247°F
Coldest199711°F

Based on 56 years of data from Kalispell, MT

Elevation Note: Glacier sits at 4,500 ft. Expect temperatures 16°F cooler than the data shown below, which comes from Kalispell, MT at a lower elevation.

Planning Your Visit

March 15th in Glacier National Park (via Kalispell, MT) typically brings chilly spring weather, with average highs around 46°F and lows near 26°F. Over 56 years of records, the warmest March 15th was in 1972 (47°F average), while the coldest was 1997 (11°F) — a 36°F range across recorded history. Precipitation has occurred on 36% of recorded March 15th dates, with snow falling 11% of the time (heaviest snowfall: 2.4"). The last decade has been 1.6°F cooler on this date compared to 20-30 years ago.

The last decade has been 1.6°F cooler on this date compared to 20-30 years ago.

Planning for March 15th in Glacier? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecipSnow
202631°F5°F0.03"--
202543°F26°F0.25"0.1"
202455°F22°F0"0"
202337°F19°F0.2"0.4"
202253°F33°F0.36"0"
202160°F26°F0"0"
202032°F6°F0"0"
201940°F17°F0"0"
201840°F28°F0"0"
201745°F36°F0.53"0"
201643°F31°F0"0"
201550°F42°F1.5"0"
201447°F29°F0"0"
201357°F34°F0"0"
201248°F33°F0.36"0"
201142°F30°F0.25"0"
201053°F23°F0"0"
200948°F34°F0.2"0"
200845°F31°F0.1"0"
200747°F21°F0"0"
200641°F27°F0"0"
200549°F25°F0"0"
200449°F23°F0"--
200350°F28°F0"--
200235°F28°F0.05"--
200141°F28°F0"--
200042°F27°F0"--
199953°F37°F0"0"
199856°F27°F0"0"
199722°F1°F0.58"2.4"
199651°F25°F0.05"0"
199546°F35°F0.71"0"
199461°F27°F0"0"
199342°F17°F0.36"1"
199256°F30°F0"0"
199144°F30°F0"0"
199045°F22°F0"0"
198939°F29°F0.03"0.1"
198842°F27°F0"0"
198754°F28°F0"0"
198649°F31°F0"0"
198544°F13°F0"0"
198445°F30°F0"0"
198346°F29°F0.05"0"
198238°F32°F0.1"0.1"
198159°F27°F0"--
198038°F29°F0.03"--
197959°F24°F0"--
197842°F18°F0"--
197742°F24°F0"--
197643°F16°F0"0"
197546°F24°F0"--
197442°F27°F0.56"--
197351°F32°F0"0"
197255°F39°F0"--
197143°F30°F0"--

March 15 at Nearby Parks

Holiday Weather at Glacier

Official NPS WebsiteVisit nps.gov/glac for park information, alerts, and reservations

Explore More at Glacier

See historical weather for other dates

Back to Glacier